Door Plates: Measures 3 1/8" wide by 17" tall, Distance from the center of the doorknob hole to the center of the round bit of keyhole is 2 1/4".

Doorknobs: 2" wide by 2 7/8" long. Projects 2 3/8".

Passage Latch: Backset is 2 3/8", and catch plate is 1" x 2 3/4". Latch can be installed by drilling a 7/8" hole, then recessing the wood for the 1"x 2 1/4" latch face.

* Modern Door Fit Up Kit:This item changes the modern ugly round holes in doors so that antique hardware can be used. This adapter plate will work with our L-6 tubular passage latch. Door must be a minimum of 1 1/8" thick. Plastic sleeve slides over the latch body and is held in position by screwing metal halves together.